Questions

A devastating  series of earthquakes in 1906 ruined the city completely and its presence is a constant remainder of the past and a threat of repetition in future.

Phenol with a molecular formula [C₆H₅OH] is also called as Carbolic Acid. It is a white poisonous clear compound with sweet smell. It is used in making plastics, detergents and drugs.

China blocked wikipedia in all languages recently in May 2019.

August 29, 1995 was for the first time declared National Sports Day, it being the 90th birthday of hockey wizard Dhyan Chand

Of the two international ship canals, the Suez is more important than the Panama. Constructed over a period of 10 years according to a plan of the French Engineer  Ferdinand de Lesseps, the Suez Canal was opened as early as 1869.

Synchronous motor is a motor which runs at a constant speed irrespective of load attached to it. So the speed regulation of synchronous motor is ZERO.